qt5base-lts/examples/tools/treemodelcompleter/treemodelcompleter.cpp

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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
** the names of its contributors may be used to endorse or promote
** products derived from this software without specific prior written
** permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
** $QT_END_LICENSE$
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****************************************************************************/
#include "treemodelcompleter.h"
#include <QStringList>
//! [0]
TreeModelCompleter::TreeModelCompleter(QObject *parent)
: QCompleter(parent)
{
}
//! [0]
//! [1]
TreeModelCompleter::TreeModelCompleter(QAbstractItemModel *model, QObject *parent)
: QCompleter(model, parent)
{
}
//! [1]
void TreeModelCompleter::setSeparator(const QString &separator)
{
sep = separator;
}
//! [2]
QString TreeModelCompleter::separator() const
{
return sep;
}
//! [2]
//! [3]
QStringList TreeModelCompleter::splitPath(const QString &path) const
{
if (sep.isNull()) {
return QCompleter::splitPath(path);
}
return path.split(sep);
}
//! [3]
//! [4]
QString TreeModelCompleter::pathFromIndex(const QModelIndex &index) const
{
if (sep.isNull()) {
return QCompleter::pathFromIndex(index);
}
// navigate up and accumulate data
QStringList dataList;
for (QModelIndex i = index; i.isValid(); i = i.parent()) {
dataList.prepend(model()->data(i, completionRole()).toString());
}
return dataList.join(sep);
}
//! [4]